Which of the following instruments has a pure tone?
...Which of the following instruments has a pure tone?
guitar
vibrating strings
tuning fork
siren
Correct answer is C
No explanation has been provided for this answer.
Which of the following is used as a depolarizer in a Denial cell? ...
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Which of the following statements is not correct about steel and soft iron? ...
An ammeter of resistance 1.0Ω has a full-scale deflection of 50mA. Determine the resultant ...